| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | on the [det] [noun] | 2232 |
|
| 2 | [prep] the [det] period | 737 |
|
| 3 | [prep] the [det] period | 737 |
|
| 4 | on the [adj] period | 56 |
|
| 5 | on [art] [det] period | 32 |
|
| 6 | on the [det] period | 32 |
|
| 7 | on the [det] period | 32 |
|
| 8 | on [art] [det] period | 32 |
|
